Gaithersburg Flag

Gaithersburg

County Seat:
No
Area (mi²):
10.321
State:
Maryland

Gaithersburg is a city located in Montgomery County, Maryland. Gaithersburg has a 2025 population of 69,615. Gaithersburg is currently growing at a rate of 0.04% annually and its population has increased by 0.19% since the most recent census, which recorded a population of 69,484 in 2020.

The average household income in Gaithersburg is $141,000 with a poverty rate of 8.83%. The median age in Gaithersburg is 37.8 years: 37.3 years for males, and 38.5 years for females.

69.6K
Total Population
6,745
Density (mi²)
26 0.04%
Growth

Gaithersburg Population

Gaithersburg Population

Data after 2023 is projected based on recent change

Demographics

The racial composition of Gaithersburg includes 35.6% White, 19.63% Asian, 16.34% other race, 15.46% Black or African American, and smaller percentages for Native American, Native Hawaiian or Pacific Islander and multiracial populations.

Population by Race

White

Asian

Other race

Black or African American

Two or more races

Native American

Native Hawaiian or Pacific Islander

Race
Population
Percentage (of total)
White24,64235.6%
Asian13,58719.63%
Other race11,31416.34%
Black or African American10,70315.46%
Two or more races8,24711.91%
Native American5960.86%
Native Hawaiian or Pacific Islander1360.2%

Gaithersburg Marital Status

Married

Widowed

Divorced

Separated

Never Married

Economics and Income Statistics

Gaithersburg's average per capita income is $59,150. Household income levels show a median of $107,496. The poverty rate stands at 8.83%.

Families: A family includes the owner or renter of the home along with everyone related to them - whether through birth, marriage, or adoption. This includes relatives like spouses, children, parents, siblings, grandparents, and any other family members.
Households: A household includes all the people who occupy a housing unit (such as a house or apartment) as their usual place of residence.
Non Families: A nonfamily household is either someone living alone or when the owner/renter lives with people they aren't related to, like roommates.
Name
Median
Mean
Married Families$142,515$178,401
Families$121,915$158,557
Households$107,496$141,000
Non Families$82,355$102,651

$59,150

Average Income

$107,496

Median Household Income

8.83%

Poverty Rate

Sources

  1. US Census State Population Estimates - Most recent state estimates from the Census Bureau's Population Estimates Program
  2. US Census County Population Estimates - Most recent county estimates from the Census Bureau's Population Estimates Program
  3. American Community Survey (2009 - 2013)
  4. Census QuickFacts
  5. Historical Populations of States and Counties (1790 - 1990)